feature/capabilities (#2)

Reviewed-on: #2

public/view-models.js

@@ -211,7 +211,8 @@ class NodeDetailsViewModel extends ViewModel {
             isLoading: false,
             error: null,
             activeTab: 'status',
-            nodeIp: null
+            nodeIp: null,
+            capabilities: null
         });
     }
 
@@ -238,6 +239,9 @@ class NodeDetailsViewModel extends ViewModel {
             // Load tasks data
             await this.loadTasksData();
             
+            // Load capabilities data
+            await this.loadCapabilitiesData();
+            
         } catch (error) {
             console.error('Failed to load node details:', error);
             this.set('error', error.message);
@@ -258,6 +262,24 @@ class NodeDetailsViewModel extends ViewModel {
         }
     }
 
+    // Load capabilities data with state preservation
+    async loadCapabilitiesData() {
+        try {
+            const ip = this.get('nodeIp');
+            const response = await window.apiClient.getCapabilities(ip);
+            this.set('capabilities', response || null);
+        } catch (error) {
+            console.error('Failed to load capabilities:', error);
+            this.set('capabilities', null);
+        }
+    }
+
+    // Invoke a capability against this node
+    async callCapability(method, uri, params) {
+        const ip = this.get('nodeIp');
+        return window.apiClient.callCapability({ ip, method, uri, params });
+    }
+
     // Set active tab with state persistence
     setActiveTab(tabName) {
         console.log('NodeDetailsViewModel: Setting activeTab to:', tabName);